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Finding the Fourth Proportional to 36,701.20, 55,051.80 and 34,886.80

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Solution

The fourth proportional to 36,701.20, 55,051.80 and 34,886.80 is: 52,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.20 : 55,051.80 = 34,886.80 : x
  2. Step 2: Convert to fraction form
    36,701.20/55,051.80 = 34,886.80/x
  3. Step 3: Cross multiply
    36,701.20x = 55,051.80 × 34,886.80
  4. Step 4: Simplify right side
    36,701.20x = 1,920,581,136.24
  5. Step 5: Solve for x
    x = 1,920,581,136.24/36,701.20
  6. Step 6: Final answer
    x = 52,330.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.